28-Port 10G Multi-Gigabit PoE++ Smart Managed Switch with 4 x 25G SFP28 Ports

• 24 x 100M/1G/2.5G/5G/10GBASE-T 60W PoE++ ports
• 4 x 10/25G SFP28 ports
• Switching Capacity 680 Gbps
• Ports 1 to 24 compliant with both IEEE 802.3af/at/bt
• PoE power budget of 470W
• Support Perpetual PoE, Fast PoE, Time-based PoE. PD Alive and Auto PoE PD Discovery
• 5-speed smart fan design automatically adjusts according to device operating temperature
• Layer 3 Features: IPv4 ARP Entries 4096 (256 Static ARP), IPv6 ND Entries:1024 (128 Static ND Entries), IP Interface (Supports 128 interfaces), Gratuitous ARP, Static Route, IP Helper
• Layer 2 Features: IGMP Snooping, MLD Snooping, Flow Control, Port Mirroring, 802.1AX/802.3ad Link Aggregation (Max. 32 groups per device, 8 ports per group), Loopback Detection, Spanning Tree Protocol: 802.1D STP, 802.1w RSTP, 802.1s MSTP, Ethernet Ring Protection Switching (ERPS), 32K MAC address table and Jumbo Frame up to 12KB
• Quality of Service (QoS) – Bandwidth Control, Queue Handling, 8 queues per port, 802.1p Priority Queue
• Management: Web-based GUI (IPv4/IPv6), Full Command Line Interface (CLI) through Telnet, SSH and the console port
• Access Control List (ACL)
• Security: Broadcast/Multicast/Unicast Storm Control, D-Link Safeguard Engine, DHCP Server Screening, Port Security, Duplicate Address Detection (DAD), SSL (Supports TLS 1.0/1.1/1.2 and IPv4/IPv6 access), DoS Attack Prevention
• VLAN Asymmetric VLAN, Auto surveillance VLAN, Voice VLAN, 4K VLAN Groups
• Access Control, Authentication for management access (local/RADIUS)
• Energy-Efficient Ethernet (EEE), Power saving by link status/LED shut-off/port shut-off/system hibernation/Time-based PoE
• IEEE 802.3ah Ethernet Link OAM
• IEEE 802.1ag/ITU-T Y.1731 Service OAM